316L Stainless Steel Submersible Seawater Pump for Offshore Water Intakede
316L Stainless Steel Submersible Seawater Pump for Offshore Water Intakede
Product Overview
This 316L stainless steel submersible seawater pump is engineered for continuous seawater intake and transfer in offshore and coastal environments.
The pump adopts a corrosion-resistant hydraulic structure and a reinforced motor sealing system, ensuring stable long-term operation under high salinity and chloride conditions.
Designed for engineering projects where downtime is not acceptable, this model focuses on durability rather than low-cost compromise.
Typical Applications
Offshore seawater intake systems
Desalination pretreatment plants
Coastal industrial cooling water supply
Marine service water circulation
Technical Parameters
Flow Range: 15–2500m³/h
Head Range: 25–700m
Material: 316L Stainless Steel (Pump Body & Impeller)
Voltage: 380V / 440V / Custom
Seal Type: Double mechanical seal (SiC + Carbon)
Max Immersion Depth: 700m
Submersible well pump parameters:
| Pump diameter | Model | Flow Range | Head Range | Power |
| Inch (") | QJ Series | m3/h | m | kw |
| 7" | 175QJ | 9-54m3/h | 19-265m | 2.2-37kw |
| 8" | 200QJ | 13-120m3/h | 12-465m | 2.2-45kw |
| 10" | 250QJ | 46-214m3/h | 16-430m | 5.5-125kw |
| 12" | 300QJ | 186-540m3/h | 14-138m | 18.5-220kw |
| 14" | 350QJ | 233-335m3/h | 18-130m | 30-185kw |
| 16" | 400QJ | 388-540m3/h | 18- 83m | 45-185kw |
| 20" | 500QJ | 600-680m3/h | 26-86m | 90-260kw |
| 24" | 600QJ | 750-1200m3/h | 18-77m | 110-300kw |
FAQ
Q1: Can this pump operate directly in seawater without coating?
Yes. All parts in contact with seawater are made of 316L stainless steel, suitable for direct contact with seawater.
Q2: Is it suitable for continuous 24/7 operation?
Yes. The motor cooling and seal system are designed for long-duration continuous duty.
Q3: Can you provide material certificates?
Yes. Mill test certificates and performance test reports are available.
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